New Mexico Trout Challenge
2019 First Place – Illustration — Association for Conservation Information Awards (National)

Superstition Wilderness Trails West
2013 Best History Book, Silver Award – IBPA Benjamin Franklin Awards (National Independent Book Publishers Association)
2012 Best Book – Arizona – New Mexico / Arizona Book Awards
2012 Best History Book – Arizona – New Mexico / Arizona Book Awards

Superstition Wilderness Trails East
2010 Glyph Awards for Best Regional Book and Best Recreation/Sports Book – Arizona Book Publishing Association

Animals Count at Grand Canyon
2010 APPL Children’s Media Award – Winner
2010 National Association of Interpretation – 2nd Place Children’s Book

Adventures of Salt & Soap at Grand Canyon
2010 Arizona Book Awards Children’s Nonfiction Winner – Arizona Book Publishing Association

Ancient Landscapes of the Colorado Plateau
2009 Arizona Book Awards Science Winner – Arizona Book Publishing Association
2009 National Association of Interpretation – 1st Place Large Book

Grand Canyon Views Beyond the Beauty
2009 Arizona Book Awards Embodying Arizona Winner – Arizona Book Publishing Association

Bruce Aiken’s Grand Canyon
2008 Arizona Book Awards – Art/Music/Photography Winner – Arizona Book Publishing Association
2008 National Outdoor Book Awards Design and Artistic Merit – Winner
2008 Southwest Books of the Year – Pima County Public Library

Through the Grand Canyon from Wyoming to Mexico
2008 Arizona Book Awards History/Political Runner Up – Arizona Book Publishing Association
2008 National Outdoor Book Award Classic Category – Winner

I Am the Grand Canyon
2007 National Association of Interpretation – 2nd Place Large Book
2007 Arizona Book Awards – History/Political Winner – Arizona Book Publishing Association
2007 Border Regional Library Association Southwest Book Awards

Rascal: The Tassel-Eared Squirrel
2007 Southwest Books of the Year – Pima County Public Library’s Top Picks Children’s Books

Carving Grand Canyon
2007 Arizona Book Awards Science Winner – Arizona Book Publishing Association
2006 National Association of Interpretation – 2nd Place Large Book

Earth Notes
2006 Southwest Books of the Year – Pima County Public Library